96 Inch To 103 Inch Big Bore Piston Set - +.005 Inch

£48.60 OFF
KBSKU: 944757
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Price:
Sale price£194.39 Regular price£242.99

Condition: Brand New
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Description & Size Guide

For 96" to 103" (3 3/4" to 3 7/8") big bore conversions. Used with stock heads and cylinders. By boring the stock cylinders from 3-3/4" to 3-7/8" big bore size engine capacity will increase from 96" to 103". Comes with T5 heat treated 390 Hypereutectic cast pistons with 16% silicone levels which enables running a very tight clearance for longevity and hardly any piston noise. 10.0:1 CR with 85cc head. Head type: Flat top. +1.9cc / Compression height 1.076". Bore 3.875" / Stroke 4.375". Rod length 7.667". Note: Top compression ring will need additional clearance. See instructions.

07-17 Twin Cam (NU)

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